fix(python): ValueError: write to closed file (#2541)

aws · Feb 5, 2021 · 64c6853 · 64c6853
2 parents 6513f9c + f24e80a
commit 64c6853
Showing 1 changed file with 4 additions and 3 deletions.
diff --git a/packages/@jsii/python-runtime/src/jsii/_kernel/providers/process.py b/packages/@jsii/python-runtime/src/jsii/_kernel/providers/process.py
@@ -282,9 +282,10 @@ def stop(self):
         # This process is closing already, un-registering the hook to not fire twice
         atexit.unregister(self.stop)
 
-        self._process.stdin.write(b'{"exit":0}\n')
-        # Close the process' STDIN, singaling we are done with it
-        self._process.stdin.close()
+        if not self._process.stdin.closed:
+            self._process.stdin.write(b'{"exit":0}\n')
+            # Close the process' STDIN, singaling we are done with it
+            self._process.stdin.close()
 
         try:
             self._process.wait(timeout=5)